Physics, 31.05.2020 01:02, wednesdayA

A 2 kg body is dropped from a height of 3 m. Calculate:

to. The speed of the body when it is 1 m high

b. The speed of the body when it reaches the ground

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 02:30, agelafa

The act of moving from one place to another. a. locomotor b. aerobic c. stationary d. static

Answers: 3

continue

Physics, 22.06.2019 15:00, rosehayden21

A10 kg box initially at rest is pulled 18 meters across a horizontal, frictionless surface by a 40 n force. what is the block’s final velocity over the 18 meters?

Answers: 2

continue

Physics, 22.06.2019 19:00, Geo777

Abatter hits a 0.140-kg baseball that was approaching him at 30 m/s and, as a result, the ball leaves the bat at 40 m/s in the reverse of its original direction. the ball remains in contact with the bat for 2.0 ms. what is the magnitude of the average force exerted by the bat on the ball?

Answers: 1

continue

Physics, 23.06.2019 00:40, bravomichelle75

Asteel tube (k=50 w/mk) of inner and outer diameter di = 20mm and do=26mm, respectively, is used to transfer heat from hot gases flowing over the tube (h-hot = 200w/m2k) to cold water flowing through the tube (h-cold = 8000 w/m2k). what is the cold-side overall heat transfer coefficient uc? to enhance heat transfer 16 straight fins of rectangular profile are installed longitudinally along the outer surface of the tube. the fins are equally spaced around the circumference of the tube, each having a thickness of 2mm and a length of 15mm. what is the corresponding overall heat transfer coefficient uc? *solve for uc in both cases*

Answers: 1

continue

Do you know the correct answer?

A 2 kg body is dropped from a height of 3 m. Calculate:

to. The speed of the body when i...